Brenton is an IFMGA/AMGA Certified Guide. Level 3 American Avalanche Institute certification. Professional Ski Instructors or America/PSIA Level 2 certification. He has been guiding for Exum Mountain Guides for 21 years. He is a Lead Guide and Director of Marketing. During the winter he guides backcountry skiing and ski mountaineering throughout the Tetons and works as a backcountry ski guide for Jackson Hole Mountain Resort. In the spring months he makes the journey north to work with Alaska Rendezvous Heli Ski Guides near Valdez, Alaska.

Brenton has been mountaineering throughout U.S., including ascents and ski descents in Tetons and Wind Rivers including a 12 hour car to car ascent of the North Face of the Grand Teton.  Ascents in the Canadian Rockies. Expedition to Mt. McKinley. Expedition to the West Ridge of Khan Tengri, Tien-Shan in Kazakhstan.  First ascent “El Pilar” and “Cerro Liso,” Mexico. Member 2003 Khumbu Exploratory Expedition. First ascent of Peak 5,880, Khumbu, Nepal. Board of Directors Tutuaca Mountain Center, Mexico.

Recipient of the Anatoli Boukreev Memorial Fund Grant. Expedition to Rio Murta Group, Northern Chilean Patagonia, 2006. Expedition to Fitz Roy in Patagonia, Guillamet, 2008. Expedtion the the “Ruth Gorge,” Alaska, 2009. Denali Ski Expedition 2011. Member of the “Mountain Athlete Freeski Team”. Member of K2 Skis Alpha Team. 

Brenton served in the U.S. Marine Corps Infantry and Security Forces.